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  • Subjects
  • Mathematics CBSE
  • Class 8

Visualising Solid Shapes

Theory

1. Introduction to 3D shapes
2. Introduction to vertex, edge, face
3. Face, Edges and vertices of 3D shapes
4. Nets for making a 3D shapes
5. Euler's formula
6. Cross section of 3D shapes
7. Side view, top view and front view of 3D shapes
8. Mapping space around us

Exercises

1. Pick the suitable view

Difficulty: easy

2
2. Choose the image corresponding to the front view

Difficulty: easy

2
3. Choose the image corresponding to the side view

Difficulty: easy

2
4. Fill in the suitable choices

Difficulty: medium

3
5. Choose the 3D shape using the given 2D net

Difficulty: medium

3
6. Colour the map

Difficulty: medium

3
7. Identify the 2D cross section using the 3D shape

Difficulty: medium

3
8. Verify the Euler's formula

Difficulty: hard

4
9. Using Euler's formula, find the unknowns

Difficulty: hard

4

Tests

1. Training test

Difficulty: medium

7

Teacher manuals

1. Methodical recommendation

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